Base | Representation |
---|---|
bin | 1011111001101011… |
… | …00101000001011000 |
3 | 121111021202111201000 |
4 | 11330311211001120 |
5 | 101041140343402 |
6 | 2534002425000 |
7 | 314222616315 |
oct | 57465450130 |
9 | 17437674630 |
10 | 6389387352 |
11 | 2789708317 |
12 | 12a3962160 |
13 | 7aa96299a |
14 | 44880dd0c |
15 | 275e01c1c |
hex | 17cd65058 |
6389387352 has 32 divisors (see below), whose sum is σ = 17748298800. Its totient is φ = 2129795712.
The previous prime is 6389387351. The next prime is 6389387371. The reversal of 6389387352 is 2537839836.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6389387351) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14790033 + ... + 14790464.
Almost surely, 26389387352 is an apocalyptic number.
It is an amenable number.
6389387352 is an abundant number, since it is smaller than the sum of its proper divisors (11358911448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6389387352 is a wasteful number, since it uses less digits than its factorization.
6389387352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29580512 (or 29580502 counting only the distinct ones).
The product of its digits is 6531840, while the sum is 54.
The square root of 6389387352 is about 79933.6434300351. The cubic root of 6389387352 is about 1855.6087250829.
The spelling of 6389387352 in words is "six billion, three hundred eighty-nine million, three hundred eighty-seven thousand, three hundred fifty-two".
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